~openai model
GPT Luna Latest API cost calculator
GPT Luna Latest costs $0.20 per 1M input tokens and $1.20 per 1M output tokens on the ~openai API, with a 1.1M-token context window. A typical request (2K input, 500 output tokens) costs $0.0010 — about $30.00/month at 1,000 requests per day. Use the calculator below to model your exact workload.
Find me a cheaper modelWhat real workloads cost on GPT Luna Latest
| Workload | Tokens (in / out) | Per request | Per 1K requests |
|---|---|---|---|
| Chatbot message | 500 / 300 | $0.0005 | $0.46 |
| RAG query with context | 4,000 / 500 | $0.0014 | $1.40 |
| Document summarization | 20,000 / 1,000 | $0.0052 | $5.20 |
| Agent coding session | 100,000 / 5,000 | $0.03 | $26.00 |
GPT Luna Latest vs other ~openai models
| Model | Input /1M | Output /1M | Context |
|---|---|---|---|
| GPT Luna Latest | $0.20 | $1.20 | 1.1M |
| GPT Astra Latest | $10 | $50 | 1.1M |
| GPT Sol Latest | $2 | $10 | 1.1M |
| GPT Terra Latest | $2 | $12 | 1.1M |
| GPT Mini Latest | $0.75 | $4.50 | 400K |
Frequently asked questions
How much does GPT Luna Latest cost per 1M tokens?
According to current pricing data, GPT Luna Latest costs $0.20 per 1M input tokens and $1.20 per 1M output tokens. Processing 1M tokens each way costs $1.40.
What does a typical API request to GPT Luna Latest cost?
A typical request with 2,000 input tokens and 500 output tokens costs $0.0010. At 1,000 requests per day that is $1.00 daily, or about $30.00 per month.
What is GPT Luna Latest's context window?
GPT Luna Latest supports a 1.1M-token context window (1,050,000 tokens).
Does GPT Luna Latest support prompt caching?
Yes. Cached input tokens cost $0.02 per 1M — a 90% discount versus the standard input rate, which matters for agents and chat apps that resend the same system prompt.
What is a cheaper alternative to GPT Luna Latest?
Granite 4.0 Micro from Ibm-granite is currently the cheapest comparable option at $0.02 per 1M input tokens versus $0.20 for GPT Luna Latest — roughly 12x cheaper on input.
Compare all current prices on the live model pricing dashboard, see GPT Luna Latest vs Granite 4.0 Micro pricing, or run GPT Luna Latest head-to-head against other models in the side-by-side comparison playground.
Pricing data via the OpenRouter models API.